Glock Trigger Housing Adjustable Trigger Drill Jig

NOTE: These drill jigs are one time use as the holes will open up after drilling and cause you to get too close to the outer surfaces. Also I used variable layer height to tighten around the holes at 0.07mm layer height printing in PLA (PETG doesn't like to print lower than .15mm layer height on my Prusa Mk2s).

UPDATE: R03 has larger hole moved .015" inwards. R02 (.020" offset from R01) worked well but threads almost broke thru on the inside surface. I've used this design on 3 housings and i